If you have to pick one technological innovation that was the most useful in the process of Southernization, which would it be and WHY?

Sorry two big valves your rpm will go down plus the smaller ones will give you more horsepower your rpm will go up the answer is b

What drifted apart millions of years ago to create two different worlds

The annual earnings of a typical investor are question options: $1,000,000 to $10,000,000. $100,000 to $500,000. $60,000 to $200,000. $40,000 to $80,000.